Flora of the Hawaiian Islands
Dicotyledon Literature for Ageratina adenophora
Wagner et al., 1990, 1999.
   Asteraceae -- The Sunflower Family Bibliography
      Ageratina adenophora

Common name(s): Maui pamakani, pamakani haole
General Information
DistributionNative to Mexico.In the Hawaiian Islands, naturalized on O`ahu, Moloka`i, Lana`i, Maui.

Malodorous subshrubs; stems often purple, erect, usually 5-15 dm long, unbranched to branched, densely glandular puberulent and puberulent.
Leaves darker on upper surface, rhombic to deltate, 4-15 cm long, 1-6(-8) cm wide, margins coarsely serrate, petioles usually 1-6 cm long.
Inflorescences strictly erect; involucral bracts 3-5 mm long, glandular puberulent; corollas white, ca. 3 mm long.
Achenes reddish brown, ca. 1.5 mm long.
2n = 51